/*******************************************************************************
 * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package fi.vtt.simantics.processeditor.animations;

import org.simantics.db.Graph;
import org.simantics.db.Resource;
import org.simantics.proconf.g3d.base.JmeRenderingComponent;

import com.jme.renderer.ColorRGBA;

import fi.vtt.simantics.processeditor.stubs.PipeRun;

// TODO : this class won't work with valueSets
public class ResourcePipeAnimationController extends PipeAnimationController {
	Resource color;
	Resource velocity;
	
	ColorRGBA minColor = new ColorRGBA(0.f,0.f,1.f,1.f);
	ColorRGBA maxColor = new ColorRGBA(1.f,0.f,0.f,1.f);
	ColorRGBA currentColor = new ColorRGBA(1.f,1.f,1.f,1.f);
	
	double colorMin;
	double colorMax;
	double iColorRange;
	
	double velMin;
	double velMax;
	double iVelRange;
	public ResourcePipeAnimationController(JmeRenderingComponent component, PipeRun pipeline, Resource color,double colorMin, double colorMax, Resource velocity, double velMin, double velMax) {
		super(component, pipeline);
		this.color = color;
		this.velocity = velocity;
		
		this.colorMin = colorMin;
		this.colorMax = colorMax;
		this.iColorRange = 1.0/(colorMax-colorMin);
		this.velMin = velMin;
		this.velMax = velMax;
		this.iVelRange = 1.0/(velMax-velMin);
	}
	
	private double getVelocity(Graph graph) {
		return graph.getScalarDouble(velocity);
		//velocity.getDoubleScalarValue();
	}
	
	private double getColor(Graph graph) {
		return graph.getScalarDouble(color);
	}
	public void updateAnimation(Graph g,double frameTime) {
		double d = (getVelocity(g)-velMin)*iVelRange;
		float f = (float)((getColor(g)-colorMin)*iColorRange);
        currentColor.interpolate(minColor, maxColor, f);
		for (PipeFlowAnimation a : animatables) {
            a.animate(d,frameTime);	
            //a.getParticleGeometry().setDefaultColor(currentColor);
            a.getParticleGeometry().setStartColor(currentColor);
            a.getParticleGeometry().setEndColor(currentColor);
        }
	}
	
	

}